indexo.dev

seafirst.org

.org crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1642 ms crawled 2026-05-19

US · 104.21.7.207 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Educate to protect | Sea First
Description
De oceaan is de bron van al het leven op aarde. Ook dat van jou. Help Sea First de oceaan te redden voor alle generaties die na ons komen.
Language
nl

Open Graph

url
/
title
Educate to <span>protect</span>
description
De oceaan is de bron van al het leven op aarde. Ook dat van jou. Help Sea First de oceaan te redden voor alle generaties die na ons komen.

Technology

CDN
Cloudflare
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

Contact

Phone
Address
st KidsPassie voor de zee?Word vrijwilligerOntdek meer© Copyright 2026

Registration

Registrar
Key-Systems GmbH
Created
2019-02-27
Expires
2027-02-27 282 days left
Updated
2026-04-13
Name servers
  • anastasia.ns.cloudflare.com
  • lynn.ns.cloudflare.com

DNS records live

NS
  • anastasia.ns.cloudflare.com
  • lynn.ns.cloudflare.com
MX
  • 10 aspmx.l.google.com
  • 20 alt1.aspmx.l.google.com
  • 30 alt2.aspmx.l.google.com
  • 40 alt3.aspmx.l.google.com
  • 50 alt4.aspmx.l.google.com
TXT
  • ca3-5d0254b1f4b145bc8ae106d984f2c00d
Verified for
  • Google

Email authentication partial

SPF
v=spf1 a mx include:_spf.google.com include:_spf.informeronline.eu include:_spf.transip.email ip4:185.104.29.80 ip6:2a06:2ec0:1:0:0:0:0:118 ~all
softfail (~all)
DMARC
v=DMARC1; p=none; sp=none;
policy: none (monitoring only) · sp=none
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5maZH8TgKIxTxua1uNk7E6Ly1t6jd1WHE8Lxp6WRRG32/BEKjNLNAOSpU7zA+T/5Z3yxbbmhX/X6nL…
selectors probed

Certificate (current)

WE1
from 2026-03-23 to 2026-06-21
Expires in 31 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://www.seafirst.org

present
  • strict-transport-security
  • content-security-policy
  • x-content-type-options
  • referrer-policy
findings
  • CSP allows unsafe inline scripts/styles
  • CSP uses wildcard sources
  • missing frame protection
  • missing Permissions Policy
Header values
referrer-policy
same-origin
x-content-type-options
nosniff
content-security-policy
default-src 'self' 'unsafe-inline' https://api.wingzz.nl https://static.seafirst.org ; script-src 'self' https://api.wingzz.nl 'unsafe-inline' https://use.typekit.net https://maps.googleapis.com https://www.google.com https://www.google-analytics.com https://ssl.google-analytics.com https://www.googleadservices.com https://www.googletagmanager.com https://googleads.g.doubleclick.net https://tagmanager.google.com https://www.gstatic.com https://cdn.jsdelivr.net/npm/formdata-polyfill@3.0.20/formdata.min.js https://static.seafirst.org ; style-src 'self' 'unsafe-inline' https://api.wingzz.nl https://ajax.googleapis.com https://tagmanager.google.com https://fonts.googleapis.com https://www.google.com https://www.gstatic.com https://*.typekit.net https://static.seafirst.org ; img-src 'self' data: https://api.wingzz.nl https://p.typekit.net https://stats.g.doubleclick.net https://www.google-analytics.com https://www.googletagmanager.com https://googleads.g.doublec
strict-transport-security
max-age=63072000; includeSubDomains

Links to (8)

Linked from (1)